numerous: South East etc. Ir. Mac Eochaidh. A bardic family attached to the O'Byrnes of Wicklow. Elsewhere as Keogh, q.v. IF.

Keogh:

Very numerous: all areas, especially Dublin, N Leinster. Ir. Mac Eochaidh from a common first name Eochaidh, meaning perhaps "horseman". There were septs in Tipperary, Roscommon and Wicklow, the latter now usually Kehoe. See MacKeogh. IF.